EP0525386A3 - - Google Patents

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Publication number
EP0525386A3
EP0525386A3 EP92110658A EP92110658A EP0525386A3 EP 0525386 A3 EP0525386 A3 EP 0525386A3 EP 92110658 A EP92110658 A EP 92110658A EP 92110658 A EP92110658 A EP 92110658A EP 0525386 A3 EP0525386 A3 EP 0525386A3
Authority
EP
European Patent Office
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP92110658A
Other versions
EP0525386B1 (en
EP0525386A2 (en
Inventor
John Michael Kresock
David Mark Orlicki
Jasper Schell Chandler
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Eastman Kodak Co
Original Assignee
Eastman Kodak Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Eastman Kodak Co filed Critical Eastman Kodak Co
Publication of EP0525386A2 publication Critical patent/EP0525386A2/en
Publication of EP0525386A3 publication Critical patent/EP0525386A3/xx
Application granted granted Critical
Publication of EP0525386B1 publication Critical patent/EP0525386B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B19/00—Programme-control systems
    • G05B19/02—Programme-control systems electric
    • G05B19/18—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form
    • G05B19/19—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by positioning or contouring control systems, e.g. to control position from one programmed point to another or to control movement along a programmed continuous path
    • G05B19/40—Open loop systems, e.g. using stepping motor
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K15/00—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers
    • G06K15/02—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers using printers
    • G06K15/12—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers using printers by photographic printing, e.g. by laser printers
    • G06K15/1204—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers using printers by photographic printing, e.g. by laser printers involving the fast moving of an optical beam in the main scanning direction
    • G06K15/1219—Detection, control or error compensation of scanning velocity or position, e.g. synchronisation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/04—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa
    • H04N1/047—Detection, control or error compensation of scanning velocity or position
    • H04N1/053—Detection, control or error compensation of scanning velocity or position in main scanning direction, e.g. synchronisation of line start or picture elements in a line
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/04—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa
    • H04N1/113—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa using oscillating or rotating mirrors
    • H04N1/1135—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa using oscillating or rotating mirrors for the main-scan only
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
    • H04N2201/04—Scanning arrangements
    • H04N2201/047—Detection, control or error compensation of scanning velocity or position
    • H04N2201/04701—Detection of scanning velocity or position
    • H04N2201/0471—Detection of scanning velocity or position using dedicated detectors
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
    • H04N2201/04—Scanning arrangements
    • H04N2201/047—Detection, control or error compensation of scanning velocity or position
    • H04N2201/04701—Detection of scanning velocity or position
    • H04N2201/04734—Detecting at frequent intervals, e.g. once per line for sub-scan control
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
    • H04N2201/04—Scanning arrangements
    • H04N2201/047—Detection, control or error compensation of scanning velocity or position
    • H04N2201/04701—Detection of scanning velocity or position
    • H04N2201/04739—Detection of scanning velocity or position by detecting the scanning head or scanning carriage
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
    • H04N2201/04—Scanning arrangements
    • H04N2201/047—Detection, control or error compensation of scanning velocity or position
    • H04N2201/04753—Control or error compensation of scanning position or velocity
    • H04N2201/04755—Control or error compensation of scanning position or velocity by controlling the position or movement of a scanning element or carriage, e.g. of a polygonal mirror, of a drive motor
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
    • H04N2201/04—Scanning arrangements
    • H04N2201/047—Detection, control or error compensation of scanning velocity or position
    • H04N2201/04753—Control or error compensation of scanning position or velocity
    • H04N2201/04758—Control or error compensation of scanning position or velocity by controlling the position of the scanned image area
    • H04N2201/04767—Control or error compensation of scanning position or velocity by controlling the position of the scanned image area by controlling the timing of the signals, e.g. by controlling the frequency o phase of the pixel clock
    • H04N2201/04768—Controlling the frequency of the signals
    • H04N2201/04774—Controlling the frequency of the signals using a reference clock or oscillator
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
    • H04N2201/04—Scanning arrangements
    • H04N2201/047—Detection, control or error compensation of scanning velocity or position
    • H04N2201/04753—Control or error compensation of scanning position or velocity
    • H04N2201/04758—Control or error compensation of scanning position or velocity by controlling the position of the scanned image area
    • H04N2201/04767—Control or error compensation of scanning position or velocity by controlling the position of the scanned image area by controlling the timing of the signals, e.g. by controlling the frequency o phase of the pixel clock
    • H04N2201/04781—Controlling the phase of the signals
    • H04N2201/04786—Controlling a start time, e.g. for output of a line of data
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
    • H04N2201/04—Scanning arrangements
    • H04N2201/047—Detection, control or error compensation of scanning velocity or position
    • H04N2201/04753—Control or error compensation of scanning position or velocity
    • H04N2201/04793—Control or error compensation of scanning position or velocity using stored control or compensation data, e.g. previously measured data

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Manufacturing & Machinery (AREA)
  • Automation & Control Theory (AREA)
  • Human Computer Interaction (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Mechanical Optical Scanning Systems (AREA)
  • Control Of Position Or Direction (AREA)
EP92110658A 1991-06-28 1992-06-24 Improved method and circuit for driving an electromechanical device rapidly with great precision Expired - Lifetime EP0525386B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/722,753 US5257041A (en) 1991-06-28 1991-06-28 Method and circuit for driving an electromechanical device rapidly with great precision
US722753 1991-06-28

Publications (3)

Publication Number Publication Date
EP0525386A2 EP0525386A2 (en) 1993-02-03
EP0525386A3 true EP0525386A3 (bg) 1995-01-04
EP0525386B1 EP0525386B1 (en) 1998-05-06

Family

ID=24903233

Family Applications (1)

Application Number Title Priority Date Filing Date
EP92110658A Expired - Lifetime EP0525386B1 (en) 1991-06-28 1992-06-24 Improved method and circuit for driving an electromechanical device rapidly with great precision

Country Status (4)

Country Link
US (1) US5257041A (bg)
EP (1) EP0525386B1 (bg)
JP (1) JPH0772929A (bg)
DE (1) DE69225360T2 (bg)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5517231A (en) * 1993-09-30 1996-05-14 Eastman Kodak Company Apparatus and method for increasing the productivity of a thermal printing apparatus for the production of finely detailed images of photographic quality
US6654151B1 (en) * 1999-06-25 2003-11-25 Matsushita Electric Industrial Co., Ltd. Image projector
WO2002025640A2 (en) * 2000-09-21 2002-03-28 Gsi Lumonics Corporation Digital control servo system
US20040263935A1 (en) * 2003-05-22 2004-12-30 Heinz Keiser Scanner
GB0313887D0 (en) * 2003-06-16 2003-07-23 Gsi Lumonics Ltd Monitoring and controlling of laser operation
JP4027359B2 (ja) * 2003-12-25 2007-12-26 キヤノン株式会社 マイクロ揺動体、光偏向器、画像形成装置
EP1706801A1 (en) 2004-01-23 2006-10-04 GSI Group Corporation System and method for diagnosing a controller in a limited rotation motor system
JP5292880B2 (ja) * 2007-05-15 2013-09-18 コニカミノルタ株式会社 画像表示装置
JP5176823B2 (ja) * 2008-09-25 2013-04-03 ブラザー工業株式会社 光走査装置、画像表示装置及び光走査装置の駆動方法
DE102009031871B4 (de) * 2009-07-06 2013-10-24 Nanosec Gesellschaft Für Nanotechnologie In Der Sicherheitstechnik MBH Verfahren und Vorrichtung zur Laserbeschriftung
JP7011165B2 (ja) * 2018-03-22 2022-01-26 ミツミ電機株式会社 アクチュエータ及び光走査装置

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4024545A (en) * 1974-04-22 1977-05-17 Mb Associates Laser-excited marking system
US4482902A (en) * 1982-08-30 1984-11-13 Harris Corporation Resonant galvanometer scanner system employing precision linear pixel generation
US4791591A (en) * 1984-11-13 1988-12-13 Fuji Photo Film Co., Ltd. Apparatus for correcting scanning rate deviation of a galvanometer and correcting method thereof
EP0295863A2 (en) * 1987-06-15 1988-12-21 Sharp Kabushiki Kaisha Optical printer of scanning type

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3988743A (en) * 1975-05-14 1976-10-26 Igor Viktorovich Mitin Device for recording information in the form of signs on a light-sensitive material by means of a light beam and a light-beam oscillograph built around said device
US4209224A (en) * 1977-12-12 1980-06-24 Ford Aerospace & Communications Corp. Prismatic beam rotator for an optical beam projector
US4692877A (en) * 1986-06-27 1987-09-08 Ibm Corporation Digital timing control system with memory look ahead

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4024545A (en) * 1974-04-22 1977-05-17 Mb Associates Laser-excited marking system
US4482902A (en) * 1982-08-30 1984-11-13 Harris Corporation Resonant galvanometer scanner system employing precision linear pixel generation
US4791591A (en) * 1984-11-13 1988-12-13 Fuji Photo Film Co., Ltd. Apparatus for correcting scanning rate deviation of a galvanometer and correcting method thereof
EP0295863A2 (en) * 1987-06-15 1988-12-21 Sharp Kabushiki Kaisha Optical printer of scanning type

Also Published As

Publication number Publication date
DE69225360T2 (de) 1998-12-17
JPH0772929A (ja) 1995-03-17
EP0525386B1 (en) 1998-05-06
EP0525386A2 (en) 1993-02-03
DE69225360D1 (de) 1998-06-10
US5257041A (en) 1993-10-26

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Inventor name: NEALE, TIMOTHY EDWARD, C/O EASTMAN KODAK COMP.

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